Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,072 questions · 4,237 findings · 447 reviews · Headline outcomes only

No studies found 946 · 22.3%GRADE not reported 257 · 6.1%Very low 1,121 · 26.5%Low 1,207 · 28.5%Moderate 568 · 13.4%High 138 · 3.3%

Intervention not reported

Adherence · adults (age 18 years or over) with myocardial infarction, stable angina, following coronary artery bypass graft surgery or percutaneous…
1 finding from 1 review

Intervention not reported

Completion · adults (age 18 years or over) with myocardial infarction, stable angina, following coronary artery bypass graft surgery or percutaneous…

The intervention probably leads to higher completion (moderate certainty).

1 finding from 1 review

Intervention not reported

Adverse events · adults (age 18 years or over) with myocardial infarction, stable angina, following coronary artery bypass graft surgery or percutaneous…

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous iron vs oral iron

Ferritin (µg/L) · people with preoperative anaemia awaiting major surgery

Intravenous iron therapy may leads to higher ferritin preoperatively postintervention (ng/L) compared with oral iron therapy (low certainty).

1 finding from 1 review

Physical breastfeeding support interventions (electric or manual breast pump) vs usual care (no pump)

Non‐initiation of breastfeeding · women with a pre‐pregnancy BMI > 29 kg/m², who were intending to breastfeed, had no history of breast surgery, who were at least 19 years…

The review found no eligible studies for this question.

1 finding from 1 review

Physical breastfeeding support interventions (electric or manual breast pump) vs usual care (no pump)

Exclusive breastfeeding at 4‐6 weeks · women with a pre‐pregnancy BMI > 29 kg/m², who were intending to breastfeed, had no history of breast surgery, who were at least 19 years…

It is very uncertain whether physical breastfeeding support interventions (electric or manual… changes exclusive breastfeeding at 4‐6 weeks compared with usual care (no pump) (very low certainty).

1 finding from 1 review

Physical breastfeeding support interventions (electric or manual breast pump) vs usual care (no pump)

Breastfeeding · women with a pre‐pregnancy BMI > 29 kg/m², who were intending to breastfeed, had no history of breast surgery, who were at least 19 years…

It is very uncertain whether physical breastfeeding support interventions (electric or manual… changes any breastfeeding at 4‐6 weeks compared with usual care (no pump) (very low certainty).

2 findings from 1 review

Physical breastfeeding support interventions (electric or manual breast pump) vs usual care (no pump)

Exclusive breastfeeding at 6 months · women with a pre‐pregnancy BMI > 29 kg/m², who were intending to breastfeed, had no history of breast surgery, who were at least 19 years…

The review found no eligible studies for this question.

1 finding from 1 review